21574663

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 25067840

約数和(自身を除く): 3493177

約数列:

[1, 11, 37, 61, 79, 121, 407, 671, 869, 2257, 2923, 4477, 4819, 7381, 9559, 24827, 32153, 53009, 178303, 273097, 353683, 583099, 1961333, 21574663]

約数ペア:

[(1, 21574663), (11, 1961333), (37, 583099), (61, 353683), (79, 273097), (121, 178303), (407, 53009), (671, 32153), (869, 24827), (2257, 9559), (2923, 7381), (4477, 4819)]